Lamp cover



FIG. 1 is a perspective view taken from the left side of the new design; FIG. 2 is a top plan view thereof; and FIG. 3 is a front view thereof. FIG. 4 is a side view thereof; FIG. 5 is a elevation plan view thereof; and, FIG. 6 is a bottom plan view thereof. The broken lines are shown for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for an lamp cover, as shown and described. 